Event: Graded Club Games

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Opponent	Rating	Result
Roy A Ludlow	125	0 - 1
Anthony K Ransom	62	1 - 0
Wieslaw Stanicki	78	1 - 0

performance = (sum(opponents ratings) + 400(wins-losses)) / games

222 = (265 + 400 * (2 - 1)) / 3)